Benzophenone-3 - Technical Data Sheet | ||
Product Name | Benzophenone-3 (UV-9, Oxybenzone) USP | |
Properties | Structure: |
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Chemical Name: | 2-Hydroxy-4-Methoxy Benzophenone | |
INCI Name: | BENZOPHENONE-3 | |
EINECS#: | 205-031-5 | |
CAS No.: | 131-57-7 | |
Molecular Formula: | C14 H12O3 | |
Molecular Weight | 228.24 | |
UV Characteristics | ||
Physical Property | Appearance: | Pale greenish yellow crystalline powder |
Assay (HPLC) | 97.0~103.0% | |
Identification: | IR: Identical to IR Spectrum of standard HPLC: The retention time of the major peak of the Sample solution corresponds to that of the Standard solution, as obtained in the Assay. | |
Congealing Temperature: | 62.0C min | |
Loss and Drying: | 2.0%max | |
Impurities(HPLC) : | Total Impurities: 1.0%max Benzophenone- 1 : 0.2% max Single largest unspecified impurity: 0.10% max |
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Residual solvents | Ethanol: 5000ppm max | |
Application | BP-3 is a UV absorber. Used in topical sunscreens, moisturizers, shampoos, hair care products, lipstick, lip balms, nail polish, plastic materials, dental composite materials. It is also used as color preserver in paints and varnishes. |
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